81830820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1363847}}^1$

素因数の和:1363859

約数の個数: 24

約数和(自身を含む): 229126464

約数和(自身を除く): 147295644

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1363847, 2727694, 4091541, 5455388, 6819235, 8183082, 13638470, 16366164, 20457705, 27276940, 40915410, 81830820]

約数ペア:

[(1, 81830820), (2, 40915410), (3, 27276940), (4, 20457705), (5, 16366164), (6, 13638470), (10, 8183082), (12, 6819235), (15, 5455388), (20, 4091541), (30, 2727694), (60, 1363847)]